Home / 10,168.10-15,252.70-3,152.96

Finding the Fourth Proportional to 10,168.10, 15,252.70 and 3,152.96

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Solution

The fourth proportional to 10,168.10, 15,252.70 and 3,152.96 is: 4,729.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.10 : 15,252.70 = 3,152.96 : x
  2. Step 2: Convert to fraction form
    10,168.10/15,252.70 = 3,152.96/x
  3. Step 3: Cross multiply
    10,168.10x = 15,252.70 × 3,152.96
  4. Step 4: Simplify right side
    10,168.10x = 48,091,137.23
  5. Step 5: Solve for x
    x = 48,091,137.23/10,168.10
  6. Step 6: Final answer
    x = 4,729.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.